(anatomy) Of or pertaining to the carotid artery.

(anatomy) Either of the two main arteries that supply blood to the head of which the left in humans arises from the arch of the aorta and the right by bifurcation of the brachiocephalic artery with each passing up the side of the neck and dividing opposite the upper border of the thyroid cartilage into an external branch supplying the face, tongue, and external parts of the head and an internal branch supplying the brain, eye, and other internal parts of the head.

plural of carotid

Of or relating to the carotid arteries.

plural of carotid artery

(anatomy) Synonym of carotid.

(neuroanatomy) Synonym of internal carotid plexus.

(anatomy) A space in each lateral half of the neck that is bounded in back by the sternocleidomastoid muscle, below by the omohyoid muscle, and above by the stylohyoid and digastric muscles.

(anatomy) A small but richly innervated arterial enlargement that is located near the point in the neck where either carotid artery divides to form its main branches and that functions in the regulation of heart rate and blood pressure.

(anatomy) The inner branch of the carotid artery that supplies the brain, eyes, and other internal structures of the head.